Legal analysis: you can ask for free or compensation. If the owner does not actively compensate, he can complain to the Consumers Association, industry and commerce, and health departments.

Legal basis: Article 23 of People's Republic of China (PRC) Food Safety Law shall guarantee the quality, performance, use and expiration date of the goods or services provided by it under the normal use of goods or services; However, consumers already know that there is a defect before buying goods or receiving services, except that the existence of the defect does not violate the mandatory provisions of the law.